Finding the Fourth Proportional to 365,986.76, 504,660.66 and 238,425.80
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Solution
The fourth proportional to 365,986.76, 504,660.66 and 238,425.80 is: 328,766.32
Step by Step Solution
- Step 1: Write the proportion equation
365,986.76 : 504,660.66 = 238,425.80 : x - Step 2: Convert to fraction form
365,986.76/504,660.66 = 238,425.80/x - Step 3: Cross multiply
365,986.76x = 504,660.66 × 238,425.80 - Step 4: Simplify right side
365,986.76x = 120,324,121,589.03 - Step 5: Solve for x
x = 120,324,121,589.03/365,986.76 - Step 6: Final answer
x = 328,766.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.